Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.7%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.7%	94% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.5%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.4%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.4 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-2.50 days	99%
May 2025	Gestation (Days between conception and birth)	-2.49 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.52	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.62	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.95%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.95%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.7%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.7%	94% 97%
Sep 2025	Birth Size	20.5%	89%
May 2025	Birth Size	20.4%	89%
Sep 2025	Birth Weight	39.4 kg	90%
May 2025	Birth Weight	39.9 kg	90%
Sep 2025	Gest	-2.50 days	99%
May 2025	Gest	-2.49 days	99%
Sep 2025	Mort	-0.52	99%
May 2025	Mort	-0.62	99%
Sep 2025	Maternal Calving Difficulty	4.95%	90%
May 2025	Maternal Calving Difficulty	4.95%	89%

1,081 total progeny records from 213 dairy contemporary groups

( 13,747 herdmate records from 212 dairy contemporary groups)

262 progeny ( 1,387 herdmates) born to heifers
226 progeny ( 3,368 herdmates) born to 2nd parity dam
593 progeny ( 8,992 herdmates) born to ≥3rd parity dam
33.8% progeny (45.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 82.1%, FR: 14.0%, JE: 1.0%, NR: 0.4%, OTHER: 0.8%	HO: 80.2%, FR: 14.6%, JE: 1.0%, NR: 0.4%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.7%	6.5% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1125 Days 2120 Days	748 Days 1132 Days 2187 Days

37 total progeny records from 5 contemporary groups

( 347 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 79.8%, FR: 17.0%, JE: 0.1%, NR: 0.0%, OTHER: 1.5%	HO: 83.0%, FR: 14.1%, JE: 0.1%, NR: 0.0%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.7% 21.9% 20.1%	20.6% 20.3% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 40.5kg 42.1kg	41.4kg 41.4kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1096 Days 2057 Days	747 Days 1109 Days 2176 Days

38 total progeny records from 5 contemporary groups

( 498 herdmate records from 5 contemporary groups)